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Finding the Fourth Proportional to 144,752.96, 199,881.44 and 108,880.48

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Solution

The fourth proportional to 144,752.96, 199,881.44 and 108,880.48 is: 150,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,752.96 : 199,881.44 = 108,880.48 : x
  2. Step 2: Convert to fraction form
    144,752.96/199,881.44 = 108,880.48/x
  3. Step 3: Cross multiply
    144,752.96x = 199,881.44 × 108,880.48
  4. Step 4: Simplify right side
    144,752.96x = 21,763,187,130.29
  5. Step 5: Solve for x
    x = 21,763,187,130.29/144,752.96
  6. Step 6: Final answer
    x = 150,347.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.